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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  defined('MOODLE_INTERNAL') || die();
  18  require_once($CFG->dirroot . '/iplookup/lib.php');
  19  
  20  /**
  21   * Email renderer.
  22   *
  23   * @package     factor_email
  24   * @author      Peter Burnett <peterburnett@catalyst-au.net>
  25   * @copyright   Catalyst IT
  26   * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  27   */
  28  class factor_email_renderer extends plugin_renderer_base {
  29  
  30      /**
  31       * Generates an email
  32       *
  33       * @param   int $instanceid
  34       * @return  string|boolean
  35       */
  36      public function generate_email(int $instanceid): string|bool {
  37          global $DB, $USER, $CFG;;
  38          $instance = $DB->get_record('tool_mfa', ['id' => $instanceid]);
  39          $site = get_site();
  40          $validity = get_config('factor_email', 'duration');
  41          $authurl = new \moodle_url('/admin/tool/mfa/factor/email/email.php',
  42              ['instance' => $instance->id, 'pass' => 1, 'secret' => $instance->secret]);
  43          $authurlstring = \html_writer::link($authurl, get_string('email:link', 'factor_email'));
  44          $blockurl = new \moodle_url('/admin/tool/mfa/factor/email/email.php', ['instance' => $instanceid]);
  45          $blockurlstring = \html_writer::link($blockurl, get_string('email:stoploginlink', 'factor_email'));
  46          $geoinfo = iplookup_find_location($instance->createdfromip);
  47  
  48          $templateinfo = [
  49              'logo' => $this->get_compact_logo_url(100, 100),
  50              'name' => $USER->firstname,
  51              'sitename' => $site->fullname,
  52              'siteurl' => $CFG->wwwroot,
  53              'code' => $instance->secret,
  54              'validity' => format_time($validity),
  55              'authlink' => get_string('email:loginlink', 'factor_email', $authurlstring),
  56              'revokelink' => get_string('email:revokelink', 'factor_email', $blockurlstring),
  57              'ip' => $instance->createdfromip,
  58              'geocity' => $geoinfo['city'],
  59              'geocountry' => $geoinfo['country'],
  60              'ua' => $instance->label,
  61          ];
  62          return $this->render_from_template('factor_email/email', $templateinfo);
  63      }
  64  }